Celiac Disease Foundation

https://celiac.org
Celiac disease is a serious genetic autoimmune disorder where the ingestion of gluten leads to damage in the small intestine. It is estimated to affect 1 in 100 people worldwide. Two and one-half million Americans are undiagnosed and are at risk for long-term health complications.

Gas and Flatulence Prevention Diet

http://www.gicare.com/pated/edtgs12.htm
Here is a site for patients to obtain useful information on what causes gas, and more importantly what to eat and what to avoid.

American Liver Foundation(ALF)

http://www.liverfoundation.org
Comprehensive and detailed patient education materials about liver diseases and prevention; liver transplantation and organ donation.

Center Watch–Clinical Trial Listings for Gastroenterology

http://www.centerwatch.com/studies/LISTING.HTM#Section5
International listing of ongoing clinical trials by geographic region and disease categories.

Crohn’s and Colitis Foundation of America Inc.

http://www.ccfa.org
Instructional materials about all aspects of Crohn’s disease and ulcerative colitis; including concerns specific to women and children; weekly news updates; an online forum where questions can be directed to the specialists.

Crohn’s and Colitis Foundation of Canada

http://www.ccfc.ca
Bilingual with English and French sections; excerpts from monthly publication, The Journal; patient information materials.

Helicobacter Foundation

http://www.helico.com
Extensive materials for patients and professionals on Helicobacter pylori including its history, epidemiology, and current treatments updated by Barry Marshall, the discoverer of H. pylori; National Institutes of Health (NIH) consensus statements.

Hepatitis B Coalition

http://www.immunize.org
“Vaccinate Adults!”–an online newsletter for adult medicine specialists; patient education materials available in several languages; links to hepatitis and immunization sites; IAC Express, an e-mail news service.

Hepatitis B Foundation

http://www.hepb.org
Patient education materials about all aspects of hepatitis B with advice for patients and carriers; a “drug watch” for drug therapies in carious testing stages and information for those interested in participating in clinical trials; directory of  hepatologists; glossary of useful phone numbers.

Hepatitis Foundation International (HFI)

http://www.hepfi.org
A multilingual site with English, French, Spanish, and Portuguese sections; detailed information on hepatitis A, B, C, D, E, and F.

International Foundation for Functional Gastrointestinal Disorders (IFFGD)

http://www.iffgd.org
Educational pamphlets and fact sheets; a quarterly newsletter–“Participate.”

Irritable Bowel Syndrome Self Help Group

http://www.ibsgroup.org
Bulletin board; online library; medication listing; FAQs.

United Ostomy Association Inc. (UOA)

http://www.uoa.org
“Ask the Doctor”–an online advice forum; patient education and self-care handbooks; FAQs on ostomy.

Wilson’s Disease Association (WDA)

http://www.wilsonsdisease.org
Patient education and other literature; listserv for individuals afflicted by Wilson’s disease.

Medscape

http://www.medscape.com

MEDline Plus, through National Institutes of Health
http://www.nlm.nih.gov/medlineplus/healthtopics.html

American Academy of Family Physicians
http://www.familydoctor.org

American Diabetes Association.
http://www.diabetes.org

American Cancer Society
http://www.cancer.org

WebMD
http://www.webmd.com

American Academy of Pediatrics
http://www.aap.org

Operated by divisions of the Dept. of Health and Human Services and
Georgetown University
http://brightfutures.org

BioMedCentral: Gastroenterology
http://www.biomedcentral.com

GastroHep
http://www.gastrohep.com

GastroLab Endoscopy: Endoscopy Pictures Archive *contains graphic images*
http://www.gastrolab.net/pawelcom.htm

Journal Watch: Gastroenterology
http://www.jwatch.org/gast

Merck Manual of Therapy: Gastrointestinal Disorders
http://www.merck.com/pubs/mmanual/section3/sec3.htm

National Institute of Diabetes and Digestive and Kidney Diseases
http://www.niddk.nih.gov/health/digest/digest.htm

Centers for Disease Control
http://www.cdc.gov
http://www.cdc.gov/travel

Water and Traveler’s Diarrhea
www.omge.org